Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 b4 win in 1 half-moves
2 Ka6 win in 1 half-moves
3 Ka8 win in 1 half-moves
4 Kb6 win in 1 half-moves
5 Kb7 win in 1 half-moves
6 Kb8 win in 1 half-moves
7 Nd8 win in 1 half-moves
8 Ng5 win in 1 half-moves
9 Nh6 win in 1 half-moves
10 Nh8 win in 1 half-moves
11 Kc6 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kc8 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Ke8 loss in 2 half-moves
17 Kd6 loss in 1 half-moves
18 Kd8 loss in 1 half-moves
19 Nd6 loss in 1 half-moves
20 Ne5 loss in 1 half-moves